Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,245 questions · 1,274 findings · 321 reviews

No studies found 247 · 19.4%GRADE not reported 195 · 15.3%Very low 372 · 29.2%Low 282 · 22.1%Moderate 141 · 11.1%High 37 · 2.9%

Lutein with or without zeaxanthin vs placebo

Progression to visual loss (loss of 3 or more lines on logMAR chart) · people with AMD

Lutein with or without zeaxanthin showed no clear difference in progression to visual loss (loss of 3 or more lines on logMAR chart) compared with placebo (low certainty).

1 finding from 1 review

Antioxidant multivitamin and mineral supplement vs placebo or no treatment

Progression to visual loss (loss of 3 or more lines on logMAR chart) · people with AMD

Antioxidant multivitamin and mineral supplement probably leads to lower progression to visual loss (loss of 3 or more lines on logMAR chart) compared with placebo or no treatment (moderate certainty).

1 finding from 1 review

Doxycycline vs prednisolone

Quality of life (DLQI) adjusted for baseline DLQI, disease severity, age, Karnovsky score, baseline versus week 52. A lower score is more favourable. · bullous pemphigoid
1 finding from 1 review

Cycled inhaled tobramycin vs culture‐based TNS

Eradication of P aeruginosa from the respiratory tract: proportion of participants with one or more isolates of P aeruginosa from the respiratory tract · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

The review found no eligible studies for this question.

1 finding from 1 review

Cycled inhaled tobramycin vs culture‐based TNS

Pulmonary exacerbations · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Cycled inhaled tobramycin (TNS) probably leads to lower frequency of infective pulmonary exacerbations: proportion of… compared with culture‐based TNS (moderate certainty).

1 finding from 1 review

Cycled inhaled tobramycin vs culture‐based TNS

Adverse effects of antibiotics: proportion of participants with one or more serious adverse event · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Cycled inhaled tobramycin (TNS) probably leads to lower adverse effects of antibiotics: proportion of participants with one… compared with culture‐based TNS (moderate certainty).

1 finding from 1 review

Ciprofloxacin vs placebo added to cycled and culture‐based inhaled tobramycin (TNS) therapy

Eradication of P aeruginosa from the respiratory tract: proportion of participants with one or more isolates of P aeruginosa from the respiratory tract · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

The review found no eligible studies for this question.

1 finding from 1 review

Ciprofloxacin vs placebo added to cycled and culture‐based inhaled tobramycin (TNS) therapy

Pulmonary exacerbations · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Ciprofloxacin showed no clear difference in frequency of infective pulmonary exacerbations: proportion of… compared with placebo added to cycled and culture‐based inhaled tobramycin (TNS)… (moderate certainty).

1 finding from 1 review